CVE-2026-56365

LOW

ImageMagick - Memory Leak in PNG Encoder via MNG Image Writing

Title source: cna
STIX 2.1

Description

ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG images. Attackers can trigger the encoder failure condition to exhaust memory resources and cause denial of service.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
VulnCheck Advisory: ImageMagick - Memory Leak in PNG Encoder via MNG Image Writing
https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-png-encoder-via-mng-image-writing
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-x928-4434-crqj)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-x928-4434-crqj

Scores

CVSS v3 3.7
EPSS 0.0027
EPSS Percentile 19.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (5)
ImageMagick/ImageMagick < 6.9.13-44
imagemagick/imagemagick < 6.9.13-44
ImageMagick/ImageMagick < 7.1.2-19
ImageMagick/ImageMagick 6.9.13-44
ImageMagick/ImageMagick 7.1.2-19
Published Jun 30, 2026
Tracked Since Jul 01, 2026